Home / 11,573.28-17,377.20-6,648.48

Finding the Fourth Proportional to 11,573.28, 17,377.20 and 6,648.48

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Solution

The fourth proportional to 11,573.28, 17,377.20 and 6,648.48 is: 9,982.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,573.28 : 17,377.20 = 6,648.48 : x
  2. Step 2: Convert to fraction form
    11,573.28/17,377.20 = 6,648.48/x
  3. Step 3: Cross multiply
    11,573.28x = 17,377.20 × 6,648.48
  4. Step 4: Simplify right side
    11,573.28x = 115,531,966.66
  5. Step 5: Solve for x
    x = 115,531,966.66/11,573.28
  6. Step 6: Final answer
    x = 9,982.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.